Texas Instruments Voyage 200 User Manual page 188

Menu Item Description
Single-character variable names are often used in
symbolic calculations such as:
solve(a
If any of the variables have already been assigned a
value, your calculation may produce misleading results.
To prevent this, you can select 1:Clear a–z before
beginning the calculation.
NewProb Places NewProb in the entry line. You must then press
¸
NewProb performs a variety of operations that let you
begin a new problem from a cleared state without
resetting the memory:
•
•
•
Restore If a custom menu other than the default is in effect, this
custom lets you restore the default. Refer to the Calculator Home
default Screen module for information on the custom menu.
Notes:
• When defining a variable that you want to retain, use more than one character in the
name. This prevents it from being deleted inadvertently by
• For information about checking and resetting memory or other system defaults, refer
to Memory and Variable Management.
Operating the Calculator
2
¦ x +b ¦ x+c=0,x)
to execute the command.
Clears all single-character variable names in the current
1:Clear a–z
folder (same as
locked or archived.
Turns off all functions and stat plots (
PlotsOff
) in the current graphing mode.
ClrDraw ClrErr
Performs ,
ClrIO ClrTable
, and
), unless the variables are
FnOff
ClrGraph ClrHome
, ,
.
and
,
.
1:Clear a–z
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